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Q: Which is proof that in any synthesis reaction, a chemical change has occurred? (1 points) A) In a synthesis reaction, two reactants combine to form a new compound. B) Many synthesis reactions
involve a phase change. C) In a synthesis reaction, oxygen is always converted to carbon dioxide. D) All synthesis reactions are exothermic.
A: In a synthesis reaction, two reactants combine to form a new compound.
Expert answered|shifa saleheen|Points 2186|
Question|Rated good
Asked 6/13/2011 8:55:14 AM
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Questions asked by the same visitor
Which results from water's formation of hydrogen bonds? (1 points) A) Water has surface tension. B) Hydrogen and oxygen form ionic bonds. C) Water is a versatile solvent. D) The specific heat of water is lower than most solids.
Weegy: b. (More)
Question
Expert Answered
Updated 10/9/2014 6:33:48 PM
4 Answers/Comments
The answer is A.) Water has surface tension.
Added 6/13/2011 7:04:22 PM
Water has surface tension - results from water's formation of hydrogen bonds.
Added 10/9/2014 6:33:48 PM
This answer has been confirmed as correct and helpful.
How many valence electrons does strontium (Sr) have? (1 points) A) 1 B) 2 C) 5 D) 6
Question
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Updated 8/12/2015 6:36:22 PM
1 Answer/Comment
Strontium (Sr) have 2 valence electrons.
Added 8/12/2015 6:36:22 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [8/12/2015 8:09:50 PM]
Which is a chemical change? A) boiling B) freezing C) burning D) melting
Weegy: Burning is a chemical change. (More)
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Updated 206 days ago|10/29/2017 9:08:28 PM
0 Answers/Comments
Which non-metal below is most reactive? (2 points) A) chlorine (Cl) B) helium (He) C) silicon (Si) D) argon (Ar)
Question
Not Answered
Updated 7/24/2014 7:02:21 AM
1 Answer/Comment
Chlorine (Cl) is most reactive.
Added 7/24/2014 7:02:21 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [7/24/2014 7:11:33 AM], Rated good by jeifunk
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